Hello khachphieudu,
O Hanoi cung vay. Tui toi co 2 nguoi, cung muon giao luu voi cac nhom khac xem the nao. Choi vi may thi khong thich roi. Trinh do chac tam duoc (3 troi 5 - hardest, neu choi voi may, neu choi nguoi voi nguoi, it khi giang co lau).
Thanks Backy, luc nao roi toi se vao muc...